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All results from a given calculation for CH3N3 (methyl azide)

using model chemistry: TPSSh/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at TPSSh/6-31G
 hartrees
Energy at 0K-204.022175
Energy at 298.15K-204.026658
HF Energy-204.022175
Nuclear repulsion energy106.014501
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at TPSSh/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3197 3076 9.73      
2 A' 3043 2927 43.39      
3 A' 2098 2019 347.62      
4 A' 1542 1483 15.32      
5 A' 1488 1431 12.17      
6 A' 1282 1234 91.59      
7 A' 1157 1113 14.40      
8 A' 849 817 6.86      
9 A' 608 585 16.50      
10 A' 244 235 7.89      
11 A" 3116 2998 34.02      
12 A" 1546 1487 9.48      
13 A" 1117 1074 0.00      
14 A" 473 455 6.72      
15 A" 115 111 1.66      

Unscaled Zero Point Vibrational Energy (zpe) 10936.9 cm-1
Scaled (by 0.9621) Zero Point Vibrational Energy (zpe) 10522.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at TPSSh/6-31G
ABC
1.64761 0.16604 0.15533

See section I.F.4 to change rotational constant units
Geometric Data calculated at TPSSh/6-31G

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.491 -0.650 0.000
N2 0.000 -0.725 0.000
N3 0.646 0.349 0.000
N4 1.427 1.215 0.000
H5 -1.834 -1.682 0.000
H6 -1.867 -0.142 0.895
H7 -1.867 -0.142 -0.895

Atom - Atom Distances (Å)
  C1 N2 N3 N4 H5 H6 H7
C11.49252.35833.46261.08781.09531.0953
N21.49251.25332.40852.06862.15082.1508
N32.35831.25331.16633.20532.71222.7122
N43.46262.40851.16634.36203.67333.6733
H51.08782.06863.20534.36201.78101.7810
H61.09532.15082.71223.67331.78101.7894
H71.09532.15082.71223.67331.78101.7894

picture of methyl azide state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 N2 N3 118.115 N2 C1 H5 105.503
N2 C1 H6 111.508 N2 C1 H7 111.508
N2 N3 N4 168.973 H5 C1 H6 109.336
H5 C1 H7 109.336 H6 C1 H7 109.546
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at TPSSh/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 C -0.314      
2 N -0.240      
3 N 0.107      
4 N -0.121      
5 H 0.202      
6 H 0.183      
7 H 0.183      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  -2.804 -0.344 0.000 2.825
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 5.730 2.501 0.000
y 2.501 5.362 0.000
z 0.000 0.000 2.599


<r2> (average value of r2) Å2
<r2> 77.684
(<r2>)1/2 8.814